Update to swift 5 (#12)

* Fix public extension related warnings

* Enable base localization

* Update to recommended settings

* Update to Swift 5.0

Removed .swift-version file (#11)

* Removed .swift-version file

* Specify 2.0 in README

Merge pull request #4 from DuetHealth/badges

Adds badges to README

Vending version 1.0.0 of Bedrock.